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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A332158 a(n) = 5*(10^(2*n+1)-1)/9 + 3*10^n.

Table of values

n a(n)
0 8
1 585
2 55855
3 5558555
4 555585555
5 55555855555
6 5555558555555
7 555555585555555
8 55555555855555555
9 5555555558555555555
10 555555555585555555555
11 55555555555855555555555
12 5555555555558555555555555
13 555555555555585555555555555
14 55555555555555855555555555555
15 5555555555555558555555555555555

List of values

[8, 585, 55855, 5558555, 555585555, 55555855555, 5555558555555, 555555585555555, 55555555855555555, 5555555558555555555, 555555555585555555555, 55555555555855555555555, 5555555555558555555555555, 555555555555585555555555555, 55555555555555855555555555555, 5555555555555558555555555555555]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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